<script setup>
import { User, Lock } from '@element-plus/icons-vue'
import { ref } from 'vue'
import { useUserStore } from '@/stores/modules/user'
const userStore = useUserStore();
import { reqUserLogin } from '@/api/user.js'
import { useRouter } from 'vue-router'
const router = useRouter()
const isRegister = ref(false)

const loginData = ref({
    username: '',
    password: '',
})

const loginForm = ref()


const loginFormRules = {
    username: [
        {required: true, message: '用户名不能为空', trigger: 'blur'}
    ],
    password: [
        // {required: true, message: '密码不能为空', trigger: 'blur'},
        {validator:(rule,value,callback)=>{
            if(value.length>=6){
                 callback()
            }else{
                  callback(new Error('密码长度不能小于6位'))
            }
        }, trigger: 'blur'},
    ]
}
async function handleLogin() {
    console.log(loginData.value)
    // 校验用户名密码是否为空
    await loginForm.value.validate()

  let res =   await reqUserLogin(loginData.value)
        // userStore.setToken(res)
        console.log(res);
        if(res.code === 200){
            userStore.setToken(res.data)

            // 路由切换
            router.replace('/welcome')
        }else{
            ElMessage.error(res.message)
        }
     
    // 发起网络请求
}
</script>

<template>
  <el-row class="login-page">
    <el-col :span="12" class="bg"></el-col>
    <el-col :span="6" :offset="3" class="form">
      <el-form ref="form" size="large" autocomplete="off" v-if="isRegister">
        <el-form-item>
          <h1>注册</h1>
        </el-form-item>
        <el-form-item>
          <el-input :prefix-icon="User" placeholder="请输入用户名"></el-input>
        </el-form-item>
        <el-form-item>
          <el-input
            :prefix-icon="Lock"
            type="password"
            placeholder="请输入密码"
          ></el-input>
        </el-form-item>
        <el-form-item>
          <el-input
            :prefix-icon="Lock"
            type="password"
            placeholder="请输入再次密码"
          ></el-input>
        </el-form-item>
        <el-form-item>
          <el-button class="button" type="primary" auto-insert-space>
            注册
          </el-button>
        </el-form-item>
        <el-form-item class="flex">
          <el-link type="info" :underline="false" @click="isRegister = false">
            ← 返回
          </el-link>
        </el-form-item>
      </el-form>
      <el-form ref="loginForm" :rules="loginFormRules" :model="loginData" size="large" autocomplete="off" v-else>
        <el-form-item>
          <h1>登录</h1>
        </el-form-item>
        <el-form-item prop="username">
          <el-input :prefix-icon="User" v-model="loginData.username" placeholder="请输入用户名"></el-input>
        </el-form-item>
        <el-form-item prop="password">
          <el-input
            name="password"
            :prefix-icon="Lock"
            type="password"
            v-model="loginData.password"
            placeholder="请输入密码"
          ></el-input>
        </el-form-item>
        <el-form-item class="flex">
          <div class="flex">
            <el-checkbox>记住我</el-checkbox>
            <el-link type="primary" :underline="false">忘记密码？</el-link>
          </div>
        </el-form-item>
        <el-form-item>
          <el-button @click="handleLogin" class="button" type="primary" auto-insert-space
            >登录</el-button
          >
        </el-form-item>
        <el-form-item class="flex">
          <el-link type="info" :underline="false" @click="isRegister = true">
            注册 →
          </el-link>
        </el-form-item>
      </el-form>
    </el-col>
  </el-row>
</template>

<style lang="scss" scoped>
.login-page {
  height: 100vh;
  background-color: #fff;
  .bg {
    background: url('@/assets/logo2.png') no-repeat 60% center / 240px auto,
      url('@/assets/login_bg.jpg') no-repeat center / cover;
    border-radius: 0 20px 20px 0;
  }
  .form {
    display: flex;
    flex-direction: column;
    justify-content: center;
    user-select: none;
    .title {
      margin: 0 auto;
    }
    .button {
      width: 100%;
    }
    .flex {
      width: 100%;
      display: flex;
      justify-content: space-between;
    }
  }
}
</style>